Back cover for a handset



FIG. 1 is a top plan view of a back cover for a handset;

FIG. 2 is a left side view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a right side view thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a perspective front view thereof; and,

FIG. 7 is a perspective rear view thereof. 

I claim the ornamental design for a back cover for a handset, as shown. 